Voltage Gain of FET Calculator

✖Forward Transconductance FET refers to the change in output current resulting from a change in input voltage, indicating the device's amplification capability.ⓘ Forward Transconductance FET [G_m(fet)]			+10% -10%
✖Drain Resistance FET is the resistance offered by drain terminal to the drain current in a FET.ⓘ Drain Resistance FET [R_d(fet)]			+10% -10%

✖Voltage Gain FET is determined by the transconductance of the JFET and the load resistance.ⓘ Voltage Gain of FET [A_v(fet)]

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Voltage Gain of FET Solution

STEP 0: Pre-Calculation Summary

Formula Used

Voltage Gain FET = -Forward Transconductance FET*Drain Resistance FET
A_v(fet) = -G_m(fet)*R_d(fet)
This formula uses 3 Variables

Variables Used

Voltage Gain FET - (Measured in Volt) - Voltage Gain FET is determined by the transconductance of the JFET and the load resistance.
Forward Transconductance FET - (Measured in Siemens) - Forward Transconductance FET refers to the change in output current resulting from a change in input voltage, indicating the device's amplification capability.
Drain Resistance FET - (Measured in Ohm) - Drain Resistance FET is the resistance offered by drain terminal to the drain current in a FET.

STEP 1: Convert Input(s) to Base Unit

Forward Transconductance FET: 0.02 Millisiemens --> 2E-05 Siemens (Check conversion here)
Drain Resistance FET: 0.32 Kilohm --> 320 Ohm (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

A_v(fet) = -G_m(fet)*R_d(fet) --> -2E-05*320

Evaluating ... ...

A_v(fet) = -0.0064

STEP 3: Convert Result to Output's Unit

-0.0064 Volt --> No Conversion Required

FINAL ANSWER

-0.0064 Volt <-- Voltage Gain FET

(Calculation completed in 00.004 seconds)

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Acharya institute of technology (AIT), Bengaluru

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< FET Calculators

Transconductance of FET

LaTeX Go Forward Transconductance FET = (2*Zero Bias Drain Current)/Pinch OFF Voltage*(1-Drain Source Voltage FET/Pinch OFF Voltage)

Drain Source Voltage of FET

LaTeX Go Drain Source Voltage FET = Supply Voltage at Drain FET-Drain Current FET*(Drain Resistance FET+Source Resistance FET)

Drain Current of FET

LaTeX Go Drain Current FET = Zero Bias Drain Current*(1-Drain Source Voltage FET/Cutt-off Voltage FET)^2

Pinch off Voltage of FET

LaTeX Go Pinch OFF Voltage = Pinch OFF Drain Source Voltage FET-Drain Source Voltage FET

Voltage Gain of FET Formula

LaTeX Go

Voltage Gain FET = -Forward Transconductance FET*Drain Resistance FET
A_v(fet) = -G_m(fet)*R_d(fet)

What is Voltage Gain of FET ?

The voltage gain of a Field-Effect Transistor (FET) is a measure of how much the FET amplifies an input voltage when used in an amplifier circuit. It quantifies the increase in output voltage concerning the input voltage and is a crucial parameter in understanding the amplification capability of the FET-based amplifier.

How to Calculate Voltage Gain of FET?

Voltage Gain of FET calculator uses Voltage Gain FET = -Forward Transconductance FET*Drain Resistance FET to calculate the Voltage Gain FET, Voltage Gain of FET is determined by the transconductance of the FET and the load resistance. The transconductance of a FET is a measure of how much the drain current changes in response to a change in gate voltage. The load resistance is the resistance connected between the drain and the power supply voltage. Voltage Gain FET is denoted by A_v(fet) symbol.

How to calculate Voltage Gain of FET using this online calculator? To use this online calculator for Voltage Gain of FET, enter Forward Transconductance FET (G_m(fet)) & Drain Resistance FET (R_d(fet)) and hit the calculate button. Here is how the Voltage Gain of FET calculation can be explained with given input values -> -0.4352 = -2E-05*320.

FAQ

What is Voltage Gain of FET?

Voltage Gain of FET is determined by the transconductance of the FET and the load resistance. The transconductance of a FET is a measure of how much the drain current changes in response to a change in gate voltage. The load resistance is the resistance connected between the drain and the power supply voltage and is represented as A_v(fet) = -G_m(fet)*R_d(fet) or Voltage Gain FET = -Forward Transconductance FET*Drain Resistance FET. Forward Transconductance FET refers to the change in output current resulting from a change in input voltage, indicating the device's amplification capability & Drain Resistance FET is the resistance offered by drain terminal to the drain current in a FET.

How to calculate Voltage Gain of FET?

Voltage Gain of FET is determined by the transconductance of the FET and the load resistance. The transconductance of a FET is a measure of how much the drain current changes in response to a change in gate voltage. The load resistance is the resistance connected between the drain and the power supply voltage is calculated using Voltage Gain FET = -Forward Transconductance FET*Drain Resistance FET. To calculate Voltage Gain of FET, you need Forward Transconductance FET (G_m(fet)) & Drain Resistance FET (R_d(fet)). With our tool, you need to enter the respective value for Forward Transconductance FET & Drain Resistance FET and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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